AD8306

a 5 MHz–400 MHz 100 dB High Precision Limiting-Logarithmic Amplifier AD8306 FEATURES Complete, Fully Calibrated Log-Limiting IF Amplifier 100 dB Dynamic Range: –91 dBV to +9 dBV Stable RSSI Scaling Over Temperature and Supplies: 20 mV/dB Slope, –95 dBm Intercept ؎0.4 dB RSSI Linearity up to 200 MHz Programmable Limiter Gain and Output Current Differential Outputs to 10 mA, 2.4 V p-p Overall Gain 90 dB, Bandwidth 400 MHz Constant Phase (Typical ؎56 ps Delay Skew) Single Supply of +2.7 V to +6.5 V at 16 mA Typical Fully Differential Inputs, RIN = 1 k⍀, CIN = 2.5 pF 500 ns Power-Up Time, <1 ␮A Sleep Current APPLICATIONS Receivers for Frequency and Phase Modulation Very Wide Range IF and RF Power Measurement Receiver Signal Strength Indication (RSSI) Low Cost Radar and Sonar Signal Processing Instrumentation: Network and Spectrum Analyzers FUNCTIONAL BLOCK DIAGRAM SIX STAGES TOTAL GAIN 72dB TYP GAIN 18dB INHI INLO 12dB LADR ATTEN 4 ؋ DET DET 12dB DET 12dB LIM DET...